Claude 2 — Retired model
Claude 2 delivers advancements in key capabilities for enterprises—including an industry-leading 200K token context window, significant reductions in rates of model hallucination, system prompts and a new beta feature: tool use.
Technical specifications
Independent benchmarks
Scores below come from Artificial Analysis, an independent third party. BazaarLink does not participate in the testing.
Intelligence 4
Coding 13
Math
MMLU 49
GPQA 34
This modelCategory leader
Coding ability
#167out of 198 models
LiveCodeBench / SciCode and similar
Overall intelligence
#513out of 573 models
Aggregated across academic benchmarks
Time to first token
🥇
#1out of 586 models
AA 全球 p50：0.00 秒
Intelligence
4
Mid-tierThis model4
Category leader61
Median15
Coding
13
Mid-tierThis model13
Category leader78
Median37
MMLU Pro
49%
—This model49%
Category leader90%
Median75%
GPQA
34%
—This model34%
Category leader94%
Median69%
LiveCodeBench
17%
—This model17%
Category leader42%
Median42%
SciCode
19%
—This model19%
Category leader60%
Median33%
Top 5 — CodingCoding Index leaderboard
1GPT-5.6 Sol (xhigh)
openai/gpt-5-6-sol-xhigh78$5 / $304GPT-5.6 Sol (high)
openai/gpt-5-6-sol-high77$5 / $305Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)
anthropic/claude-opus-5-xhigh77$5 / $25AASource: Artificial Analysis · Independent third-party evaluation; not influenced by BazaarLinkView full evaluation on AA →
Frequently Asked Questions
Can I still use the retired Claude 2 model?
No. Claude 2 has been retired and is retained here only as a historical reference. See the active alternatives linked on this page.
Relay integrity checks
No integrity-check data is available for this model yet.
BazaarLink Probe verifies endpoints that claim to serve this model and flags behavior that differs from the reference baseline.
View the full integrity report →Related models and links
More from this provider: Anthropic